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- Description
- Specifications
- Applications
- Advantages
- FAQ
- Recommended Products
Description
The GDBT-10000kVA/36kV Advanced Transformer Test System is a professional, fully integrated test solution engineered for comprehensive electrical performance and insulation assessment of medium-voltage power and distribution transformers. With a rated capacity of 10000kVA and 0~36kV continuously adjustable AC output, this system covers all routine, type, and special tests required by global transformer standards, delivering high-precision, repeatable, and traceable test results.
Adopting a dual-redundant industrial computer + PLC control architecture, high-speed synchronous sampling technology, and advanced harmonic compensation algorithm, it fully automates the entire test workflow from voltage regulation, data acquisition, pass/fail judgment, to standardized report generation. Fully compliant with IEC 60076 series, IEEE C57.12.90, and GB/T 1094 international and domestic standards, it is the industry-preferred solution for transformer manufacturers, electric power utilities, third-party testing & certification bodies, and research institutions worldwide. It is optimized for mass production line testing, factory outgoing inspection, on-site acceptance, and type testing of 10kV/35kV oil-immersed/dry-type power transformers, distribution transformers, and special-purpose transformers.
Specifications
| Parameter Category | Specification |
| Core Electrical Parameters | |
| Model | GDBT-10000kVA/36kV |
| Rated System Capacity | 10000kVA |
| Rated Output Voltage | 0~36kV AC, continuously adjustable |
| Rated Output Current | 0~278A (LV side) / 0~139A (HV side) |
| Test Frequency | 50Hz/60Hz rated; 10~200Hz adjustable (for induced voltage test) |
| Input Power Supply | 3-phase 380V±10%, 50/60Hz |
| Output Waveform THD | <1% at rated load |
| Measurement Performance | |
| Power Measurement | 0.2 class accuracy (no-load/load loss, impedance voltage) |
| DC Resistance Test | 1μΩ ~ 20kΩ range; ±0.02% ±1μΩ accuracy |
| Turns Ratio Test | 0.8~10000 range; ±0.05% accuracy; automatic vector group identification |
| Insulation Resistance Test | 10kΩ ~ 10TΩ range; ±5% accuracy; DAR/PI automatic calculation |
| Power Frequency Withstand | 0~100kV AC optional; ±1% accuracy |
| Induced Voltage Withstand | 0~50kV AC 10~200Hz; ±1% accuracy |
| Partial Discharge Measurement | ≤5pC background PD; 0.1pC minimum sensitivity (IEC 60270 compliant) |
| Temperature Measurement | -50℃~200℃ range; ±0.2℃ accuracy; multi-channel synchronous acquisition |
| System Control & Operation | |
| Control Architecture | Industrial computer + PLC dual-redundant control |
| Operation Modes | Fully automatic test mode + manual operation mode |
| HMI | 15-inch high-brightness industrial touchscreen; English/Chinese bilingual |
| Data Storage | 1TB industrial SSD; expandable cloud storage |
| Communication Interfaces | Ethernet, RS485, USB; support Modbus TCP/RTU, IEC 61850, MES system integration |
| Report Generation | Automatic IEC/IEEE standard compliant reports; Excel/PDF export; customizable templates |
| Protection Response Time | <10ms |
| Environmental & Physical Specifications | |
| Operating Temperature | 0℃ ~ +45℃ |
| Storage Temperature | -20℃ ~ +60℃ |
| Operating Humidity | ≤95% RH (non-condensing) |
| Altitude Limit | ≤2000m (customizable for higher altitudes) |
| EMC Compliance | IEC 61000-4 series |
| Protection Grade | IP30 (control console); IP20 (power cabinet) |
| System Structure | Modular control console + power cabinet + test units |
| Compliance Standards | IEC 60076-1/2/3/8/10, IEEE C57.12.90, IEC 60270, GB/T 1094, IEC 61000-4, CE |
Applications
Core Test Objects
· Oil-immersed and dry-type power transformers (10kV/35kV class, up to 10000kVA capacity)
· Distribution transformers, pad-mounted transformers, and box-type substations
· Special-purpose transformers: rectifier transformers, traction transformers, wind turbine transformers, photovoltaic transformers, and furnace transformers
· Shunt reactors, current transformers (CT), and voltage transformers (PT)
Industry-Specific Usage
· Transformer Manufacturers: Mass production line routine testing, factory outgoing inspection, and type testing for design validation
· Electric Power Utilities: On-site acceptance testing, preventive maintenance, and fault diagnosis of substation transformers
· Third-Party Testing & Certification Bodies: Compliance testing, performance verification, and arbitration testing of power transformers
· Industrial & Petrochemical Facilities: Maintenance and performance verification of critical power transformers in high-reliability production plants
· Renewable Energy Projects: Factory and on-site testing of wind turbine and solar photovoltaic step-up transformers
· Research & Academic Institutions: Transformer insulation research, performance testing, and engineering experimental research
Advantages
Strict Global Standard Compliance
Fully designed, calibrated, and tested in accordance with IEC 60076 full series (IEC 60076-1/2/3/8/10), IEEE C57.12.90, and GB/T 1094 international and domestic standards. Test data is globally recognized, meeting the strict requirements of transformer export certification, grid access, and third-party laboratory accreditation.
All-In-One Integrated Test Solution
A single system replaces 8+ separate test instruments, covering all electrical tests required for transformer production and maintenance. This eliminates repeated wiring, reduces test preparation time by over 60%, lowers equipment investment and floor space costs, and streamlines the entire test workflow.
Unmatched Measurement Accuracy & Stability
Advanced digital sampling technology and automatic harmonic compensation algorithm eliminate errors caused by grid distortion, temperature changes, and line voltage drops. It delivers highly accurate loss measurement, which is critical for transformer energy efficiency compliance, avoiding unqualified products and reducing after-sales risks.
Fully Automated Unattended Operation
One-click fully automatic test workflow covers the entire process from voltage ramp-up, data acquisition, pass/fail judgment, to report generation. This drastically reduces labor costs, eliminates human error, and significantly improves production efficiency for mass transformer manufacturing.
Ultimate Safety & Industrial Reliability
Multi-layer redundant safety interlocks and full isolation design ensure maximum protection for operators and the transformer under test. Industrial-grade components and rugged structure enable 7×24 hours continuous operation in harsh production environments, with low failure rate and minimal maintenance requirements.
Flexible Customization & Seamless System Integration
Modular design allows full customization of test items, voltage/capacity ratings, and report templates to match user-specific needs. Native support for standard industrial communication protocols enables seamless integration with factory MES/ERP systems, fitting perfectly into digital production lines and smart factory architectures.
Superior Total Cost of Ownership (TCO)
Integrated design reduces upfront equipment investment, floor space, and labor costs. High reliability minimizes maintenance and downtime costs, while high-precision testing reduces the risk of unqualified products. The scalable design extends the system's service life, delivering excellent long-term return on investment.
FAQ
Q: What international standards does the GDBT-10000/36 system comply with?
A: The system is fully designed, calibrated, and tested in accordance with IEC 60076 full series (power transformer test standards), IEEE C57.12.90 (Standard Test Code for Liquid-Immersed Transformers), IEC 60270 (PD measurement), and GB/T 1094 standards. Test data is globally recognized for transformer export and grid access certification.
Q: What transformer test items can this system perform?
A: It covers all routine, type, and special tests for power transformers, including no-load/load loss measurement, DC resistance test, turns ratio & vector group test, insulation resistance test, power frequency/induced voltage withstand test, partial discharge measurement, temperature rise test, OLTC test, and more. Optional modules for lightning impulse, FRA winding deformation test are available.
Q: What types and voltage ratings of transformers is it suitable for?
A: The standard system is designed for 10kV and 35kV class transformers with maximum capacity of 10000kVA, including oil-immersed/dry-type power transformers, distribution transformers, and special-purpose transformers. Customized voltage and capacity ratings are available upon request.
Q: Is the test process fully automatic?
A: Yes. The system supports one-click fully automatic test workflow, which automatically completes voltage regulation, data acquisition, pass/fail judgment, and report generation without manual intervention. It also supports manual operation mode for customized test requirements.
Q: Can it generate test reports compliant with international standards?
A: Yes. The system automatically generates standardized test reports in Excel/PDF format, fully compliant with IEC, IEEE, and GB standard requirements. Report templates are fully customizable to match user-specific formats and branding.
Q: Can the system be customized to our specific test requirements?
A: Absolutely. The system adopts a modular design, with customizable test items, voltage/capacity ratings, test sequences, and report templates. It also supports functional expansion with optional test modules to meet your unique test needs.
